72427905

素因数分解:

$3^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{151}}^1$

素因数の和:212

約数の個数: 128

約数和(自身を含む): 157593600

約数和(自身を除く): 85165695

約数列:

[1, 3, 5, 9, 11, 15, 17, 19, 27, 33, 45, 51, 55, 57, 85, 95, 99, 135, 151, 153, 165, 171, 187, 209, 255, 285, 297, 323, 453, 459, 495, 513, 561, 627, 755, 765, 855, 935, 969, 1045, 1359, 1485, 1615, 1661, 1683, 1881, 2265, 2295, 2565, 2567, 2805, 2869, 2907, 3135, 3553, 4077, 4845, 4983, 5049, 5643, 6795, 7701, 8305, 8415, 8607, 8721, 9405, 10659, 12835, 14345, 14535, 14949, 17765, 20385, 23103, 24915, 25245, 25821, 28215, 28237, 31559, 31977, 38505, 43035, 43605, 44847, 48773, 53295, 69309, 74745, 77463, 84711, 94677, 95931, 115515, 129105, 141185, 146319, 157795, 159885, 224235, 243865, 254133, 284031, 346545, 387315, 423555, 438957, 473385, 479655, 536503, 731595, 762399, 852093, 1270665, 1316871, 1420155, 1609509, 2194785, 2682515, 3811995, 4260465, 4828527, 6584355, 8047545, 14485581, 24142635, 72427905]

約数ペア:

[(1, 72427905), (3, 24142635), (5, 14485581), (9, 8047545), (11, 6584355), (15, 4828527), (17, 4260465), (19, 3811995), (27, 2682515), (33, 2194785), (45, 1609509), (51, 1420155), (55, 1316871), (57, 1270665), (85, 852093), (95, 762399), (99, 731595), (135, 536503), (151, 479655), (153, 473385), (165, 438957), (171, 423555), (187, 387315), (209, 346545), (255, 284031), (285, 254133), (297, 243865), (323, 224235), (453, 159885), (459, 157795), (495, 146319), (513, 141185), (561, 129105), (627, 115515), (755, 95931), (765, 94677), (855, 84711), (935, 77463), (969, 74745), (1045, 69309), (1359, 53295), (1485, 48773), (1615, 44847), (1661, 43605), (1683, 43035), (1881, 38505), (2265, 31977), (2295, 31559), (2565, 28237), (2567, 28215), (2805, 25821), (2869, 25245), (2907, 24915), (3135, 23103), (3553, 20385), (4077, 17765), (4845, 14949), (4983, 14535), (5049, 14345), (5643, 12835), (6795, 10659), (7701, 9405), (8305, 8721), (8415, 8607)]